Chicago Transit Authority Arrivals API
Train arrival prediction operations
Chicago Transit Authority Arrivals API is one of 11 APIs that Chicago Transit Authority publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Arrivals. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.
This API exposes 1 operation across 1 path, and defines 2 schemas. It is described by OpenAPI 3.1.0, at version 2.0.0.
Requests are made against a single base URL, http://www.ctabustracker.com/bustime/api/v2.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Chicago Transit Authority Arrivals API declares
1 security scheme
for authenticating requests.
An API key is passed in the query as key (apiKey).
By default, every request must be authenticated.
Paths & Operations 1
Across 1 path, the API surfaces 1 operation — 1 GET. Each is listed below with its method, path, parameters, and response codes.
Train arrival prediction operations
Schemas 2
The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are Arrival (16 properties), ArrivalsResponse (1 property). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Chicago Transit Authority 10
Other APIs Chicago Transit Authority publishes across the network.